Finding the Third Proportional to 5,671,188 and 8,611,632

Step by Step Solution

1. Step 1: Write the proportion equation
   5,671,188 : 8,611,632 = 8,611,632 : x
2. Step 2: Convert to fraction form
   5,671,188/8,611,632 = 8,611,632/x
3. Step 3: Cross multiply
   5,671,188x = 8,611,632 × 8,611,632
4. Step 4: Simplify right side
   5,671,188x = 74,160,205,703,424
5. Step 5: Solve for x
   x = 74,160,205,703,424/5,671,188
6. Step 6: Final answer
   x = 13,076,661.49